CN204175053U - A kind of escape security protection lock body - Google Patents
A kind of escape security protection lock body Download PDFInfo
- Publication number
- CN204175053U CN204175053U CN201420629026.8U CN201420629026U CN204175053U CN 204175053 U CN204175053 U CN 204175053U CN 201420629026 U CN201420629026 U CN 201420629026U CN 204175053 U CN204175053 U CN 204175053U
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- China
- Prior art keywords
- latch bolt
- thumb wheel
- tongue
- assembly
- moving spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 210000003813 thumb Anatomy 0.000 claims abstract description 77
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 238000005121 nitriding Methods 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- Lock And Its Accessories (AREA)
Abstract
The utility model discloses and provides that a kind of structure is simple, cost of production is low and the escape security protection lock body that theftproof performance is high.Described escape security protection lock body comprises housing, latch bolt assembly, thumb wheel assembly and square tongue assembly, described housing comprises lock panel, upper lock housing, lower lock housing, described latch bolt assembly is connected with described thumb wheel assembly, described side's tongue assembly is connected with described latch bolt assembly by linkage, described latch bolt assembly comprises latch bolt, latch bolt brace and latch bolt back-moving spring, described thumb wheel assembly comprises thumb wheel, thumb wheel brace, thumb wheel back-moving spring, described side's tongue assembly side of comprising tongue, side's tongue contiguous block, deadlock lever, deadlock lever back-moving spring, described linkage comprises transmission arm and double link, described transmission arm and described deadlock lever are all set in positioning guide column, the upper end of described transmission arm is positioned at the stopper slot of described latch bolt brace, the upper end of lower end and described double link is rotationally connected, the lower end of described double link is slidably matched with described side's tongue contiguous block and contacts with control member.
Description
Technical field
The utility model relates to a kind of escape security protection lock body.
Background technology
Existing escape security protection lock body contains latch bolt assembly, square tongue assembly and two lock pulling axis parts, and wherein first manipulation coupling components locked outside pulling axis and door leaf cooperatively interacts, and concurs; Second control member locked inside pulling axis and latch bolt assembly, square tongue assembly and door leaf cooperatively interacts, and concurs; These two lock pulling axises want concentric to assemble, and first lock pulling axis can utilize and make second to lock pulling axis rotation at the slave unit of the position of engagement, and at this moment slave unit drives the position of engagement that can move to it by driving part.The escape security protection lock body of this structure not only complex structure, cost of production is high, and theftproof performance is poor, can not meet the antitheft requirement that European and American areas is more and more higher.
Summary of the invention
The purpose of this utility model is to provide that a kind of structure is simple, cost of production is low and the escape security protection lock body that theftproof performance is high.
The technical solution adopted in the utility model is: the novel latch bolt assembly comprising housing and arrange on the housing of this use, thumb wheel assembly and square tongue assembly, described housing comprises lock panel, upper lock housing, lower lock housing, described latch bolt assembly is connected with described thumb wheel assembly, described side's tongue assembly is connected with described latch bolt assembly by linkage, described latch bolt assembly comprises latch bolt, latch bolt brace and latch bolt back-moving spring, the front end of described latch bolt brace is connected with described latch bolt, rear end is fastened on the latch bolt limited post place of described lower lock housing, described thumb wheel assembly comprises thumb wheel, thumb wheel brace, thumb wheel back-moving spring, described thumb wheel is rotating to be arranged between described upper lock housing and described lower lock housing, the tail end of described thumb wheel upper end and described latch bolt brace is clasped, the front end of described thumb wheel brace contacts with described thumb wheel upper end, rear end contacts with described thumb wheel back-moving spring, described side's tongue assembly side of comprising tongue, side's tongue contiguous block, deadlock lever, deadlock lever back-moving spring, described side's tongue contiguous block front end is connected with described side's tongue, rear end and described deadlock lever suitable, described linkage comprises transmission arm, double link, described transmission arm and described deadlock lever are all set in the positioning guide column of described lower lock housing, the upper end of described transmission arm is positioned at the stopper slot of described latch bolt brace, the upper end of lower end and described double link is rotationally connected, the lower end of described double link is slidably matched with described side's tongue contiguous block and contacts with control member.
Described latch bolt back-moving spring is set on the latch bolt spring retainer post of described lower lock housing, and one end of described latch bolt back-moving spring contacts with described lock panel, the other end contacts with described latch bolt.
Described thumb wheel is the cylinder that centre is provided with square opening, and its two ends are provided with boss.
The pinch plate of described thumb wheel upper end contacts with the embedding portion of hook of described latch bolt brace tail end, one end of described thumb wheel brace is positioned at the groove of described pinch plate, the other end is positioned at the limiting section of described thumb wheel back-moving spring, described thumb wheel back-moving spring is set on the thumb wheel spring retainer post of described lower lock housing, its one end contacts with described latch bolt limited post, and the other end contacts with described thumb wheel brace.
Described deadlock lever back-moving spring is set on the deadlock lever spring retainer post of described lower lock housing, and one end of described deadlock lever back-moving spring contacts with described deadlock lever, and the other end contacts with spring retainer post.
Described side's tongue contiguous block is provided with horizontal concrete chute, the locking limited post of described lower lock housing is positioned at described horizontal concrete chute, described deadlock lever is provided with the first vertical chute and the second vertical chute, described positioning guide column is positioned at the described first vertical chute, and described locking limited post is positioned at the described second vertical chute.
Described side's tongue, described side's tongue contiguous block and described deadlock lever are all through salt Bath Nitriding Treatment.
The beneficial effects of the utility model are: the latch bolt assembly comprising housing due to the utility model and arrange on the housing, thumb wheel assembly and square tongue assembly, described housing comprises lock panel, upper lock housing, lower lock housing, described latch bolt assembly is connected with described thumb wheel assembly, described side's tongue assembly is connected with described latch bolt assembly by linkage, described latch bolt assembly comprises latch bolt, latch bolt brace and latch bolt back-moving spring, the front end of described latch bolt brace is connected with described latch bolt, rear end is fastened on the latch bolt limited post place of described lower lock housing, described thumb wheel assembly comprises thumb wheel, thumb wheel brace, thumb wheel back-moving spring, described thumb wheel is rotating to be arranged between described upper lock housing and described lower lock housing, the tail end of described thumb wheel upper end and described latch bolt brace is clasped, the front end of described thumb wheel brace contacts with described thumb wheel upper end, rear end contacts with described thumb wheel back-moving spring, described side's tongue assembly side of comprising tongue, side's tongue contiguous block, deadlock lever, deadlock lever back-moving spring, described side's tongue contiguous block front end is connected with described side's tongue, rear end and described deadlock lever suitable, described linkage comprises transmission arm, double link, described transmission arm and described deadlock lever are all set in the positioning guide column of described lower lock housing, the upper end of described transmission arm is positioned at the stopper slot of described latch bolt brace, the upper end of lower end and described double link is rotationally connected, the lower end of described double link is slidably matched with described side's tongue contiguous block and contacts with control member.Staggered in the position of described transmission arm and described thumb wheel and arrange, design without the need to concentric, and eliminate a large amount of intermediate connectors, so the utility model structure is simple, cost of production is low, assembly precision requires low, lock body is full-closed structure, inside and outside part, for not melt incombustible material, only needs rotational lock core one circle can the ejection of one grade, the side's of making tongue inside door, so the utility model fireproof performance is good, easy to use.In accident as in the situation such as fire, morbidity, directly press down interior handle and can return latch bolt, by operating element can controlling party house unblank, locking and anti-theft feature, not only adapt to left-handed door and the use of right hand door, lockset entirety is good installs, long service life, reliable and stable, the requirement of European standard DIN18251 level Four can be met, so the utility model theftproof performance is good.
In addition, described side's tongue, described side's tongue contiguous block and described deadlock lever are all through salt Bath Nitriding Treatment, the hardness of the described side's tongue after process, described side's tongue contiguous block and described deadlock lever is improved, hardness reaches HV1 550-650, and described side's tongue withstands the power of 50N, still can opening door lock, lock body function can not lose efficacy, DIN18251 5 grades of testing requirements can be met, meet the stressed of European standard, life-span and requirement of strength.
Accompanying drawing explanation
Fig. 1 is the perspective view after the utility model opens lock housing;
Fig. 2 is explosive view of the present utility model;
Fig. 3 is the plane structure schematic diagram after the utility model opens lock housing;
Fig. 4 is the sectional view at Fig. 3 A-A place.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail:
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4, the latch bolt assembly that the utility model comprises housing 1 and is arranged on described housing 1, thumb wheel assembly and square tongue assembly, described housing 1 comprises lock panel 100, upper lock housing 101, lower lock housing 102, described lock panel 100 is provided with square bolt hole 1003 and inclined tongue hole 1004, , described latch bolt assembly is connected with described thumb wheel assembly, described side's tongue assembly is connected with described latch bolt assembly by linkage, described latch bolt assembly comprises latch bolt 2, latch bolt brace 3 and latch bolt back-moving spring 4, described latch bolt 2 and extended described inclined tongue hole 1004 corresponding with the position of described inclined tongue hole 1004, the front end of described latch bolt brace 3 is connected with described latch bolt 2, rear end is fastened on latch bolt limited post 103 place of described lower lock housing 102, described latch bolt limited post 103 is arranged with two in parallel and lays respectively at the both sides up and down of described latch bolt brace 3, to ensure that described latch bolt 2 can laterally be slided, described latch bolt back-moving spring 4 is set on the latch bolt spring retainer post 104 of described lower lock housing 102, one end of described latch bolt back-moving spring 4 contacts with described lock panel 100, the other end contacts with described latch bolt 2, for coordinating the latching process of described latch bolt 2.
Described thumb wheel assembly comprises thumb wheel 5, thumb wheel brace 6, thumb wheel back-moving spring 7, described thumb wheel 5 is rotating to be arranged between described upper lock housing 101 and described lower lock housing 102, described thumb wheel 5 is the middle cylinder being provided with square opening 51, described square opening 51 is for matching with the square bolt on handle, described thumb wheel 5 two ends are provided with boss 52, described boss 52 is all through described upper lock housing 101, the tail end of described thumb wheel 5 upper end and described latch bolt brace 3 is clasped, the front end of described thumb wheel brace 6 contacts with described thumb wheel 5 upper end, rear end contacts with described thumb wheel back-moving spring 7, the pinch plate 53 of described thumb wheel 5 upper end contacts with the embedding portion 32 of hook of described latch bolt brace 3 tail end, one end of described thumb wheel brace 6 is positioned at the groove 54 of described pinch plate 53, the other end is positioned at the limiting section 71 of described thumb wheel back-moving spring 7, described thumb wheel back-moving spring 7 is set on the thumb wheel spring retainer post 105 of described lower lock housing 102, its one end contacts with described latch bolt limited post 103, the other end contacts with described thumb wheel brace 6.
Described side's tongue assembly side of comprising tongue 8, side's tongue contiguous block 9, deadlock lever 10, deadlock lever back-moving spring 11, described side's tongue contiguous block 9 front end is connected with described side's tongue 8, rear end and described deadlock lever 10 suitable, described linkage comprises transmission arm 12, double link 13, described transmission arm 12 and described deadlock lever 10 are all set in the positioning guide column 14 of described lower lock housing 102, the upper end of described transmission arm 12 is positioned at the stopper slot 31 of described latch bolt brace 3, the upper end of lower end and described double link 12 is rotationally connected, the lower end of described double link 12 is slidably matched with described side's tongue contiguous block 9 and contacts with control member, described deadlock lever back-moving spring 11 is set on the deadlock lever spring retainer post 106 of described lower lock housing 102, one end of described deadlock lever back-moving spring 11 contacts with described deadlock lever 13, the other end contacts with spring retainer post 107, described side's tongue contiguous block 9 is provided with horizontal concrete chute 91, the locking limited post 107 of described lower lock housing 102 is positioned at described horizontal concrete chute 91, described deadlock lever 10 is provided with the first vertical chute 1001 and the second vertical chute 1002, described positioning guide column 14 is positioned at the described first vertical chute 1001, described locking limited post 107 is positioned at the described second vertical chute 1002, described deadlock lever 10 is provided with at least one locking lug boss 1005 suitable with described side's tongue contiguous block 9, the top of described side's tongue contiguous block 9 is provided with at least one locking stopper slot 92, described locking lug boss 1005 contacts with described deadlock lever back-moving spring 11, described locking lug boss 1005 is suitable with described locking stopper slot 92, the lower end of described deadlock lever 10 contacts with operating element.
In addition, described side's tongue 8, described side's tongue contiguous block 9 and described deadlock lever 10 are all through salt Bath Nitriding Treatment, the hardness of the described side's tongue 8 after process, described side's tongue contiguous block 9 and described deadlock lever 10 is improved, hardness reaches HV1 550-650, DIN18251 5 grades of testing requirements can be met, meet the stressed of European standard, life-span and requirement of strength, coordinate me to take charge of the escape lock of escape push rod system, the escape requirement that A B C D E five kinds is different can be realized.
During installation, escape lockset adopts family door installation by adhering mode, and in the inner side of door, outside installs door handle, and specific works mode is as follows:
1, when the latch bolt of lockset is in locking states, all can be pressed down by door handle in the inner side of door or outside, described thumb wheel 5 is rotated, after described thumb wheel 5 overcomes the elastic force of described thumb wheel back-moving spring 7 by described thumb wheel brace 6, make described latch bolt brace 3 laterally retraction, described latch bolt 2 returns to the inner side of described lock panel 100, reach unlocking condition, after door handle loses pressure, locking is carried out in the outside that described latch bolt 2 stretches out described lock panel 100 under the effect of described latch bolt back-moving spring 4.
2, when described side's tongue 8 and described latch bolt 2 are all in locking states, rotation in the inner side of door by control member, described latch bolt 2 and described side's tongue 8 are opened and locking, namely control member turns clockwise, described double link 13 adipping is moved, causes described transmission arm 12 to rotate around described lower lock housing 102, described transmission arm 12 makes described latch bolt brace 3 laterally retraction, described latch bolt 2 returns to the inner side of described lock panel 100, reaches unlocking condition; After overcoming the elastic force of described deadlock lever back-moving spring 11, described deadlock lever 10 moves up, remove the locking to described side's tongue contiguous block 9, described side's tongue contiguous block 9 moves backward, after described side's tongue contiguous block 9 to certain position, described deadlock lever back-moving spring 11 recovers elasticity, locks described side's tongue contiguous block 9, reaches unlocking condition.
These are only specific embodiment of the utility model, do not limit protection domain of the present utility model with this; Not violating any replacement and improvement that the basis of the utility model design is done, all belong to protection domain of the present utility model.
Claims (7)
1. an escape security protection lock body, the latch bolt assembly that it comprises housing (1) and is arranged on described housing (1), thumb wheel assembly and square tongue assembly, described housing (1) comprises lock panel (100), upper lock housing (101), lower lock housing (102), it is characterized in that: described latch bolt assembly is connected with described thumb wheel assembly, described side's tongue assembly is connected with described latch bolt assembly by linkage, described latch bolt assembly comprises latch bolt (2), latch bolt brace (3) and latch bolt back-moving spring (4), the front end of described latch bolt brace (3) is connected with described latch bolt (2), rear end is fastened on latch bolt limited post (103) place of described lower lock housing (102), described thumb wheel assembly comprises thumb wheel (5), thumb wheel brace (6), thumb wheel back-moving spring (7), described thumb wheel (5) is rotating to be arranged between described upper lock housing (101) and described lower lock housing (102), the tail end of described thumb wheel (5) upper end and described latch bolt brace (3) is clasped, the front end of described thumb wheel brace (6) contacts with described thumb wheel (5) upper end, rear end contacts with described thumb wheel back-moving spring (7), described side's tongue assembly side of comprising tongue (8), side's tongue contiguous block (9), deadlock lever (10), deadlock lever back-moving spring (11), described side's tongue contiguous block (9) front end is connected with described side's tongue (8), rear end and described deadlock lever (10) suitable, described linkage comprises transmission arm (12), double link (13), described transmission arm (12) and described deadlock lever (10) are all set in the positioning guide column (14) of described lower lock housing (102), the upper end of described transmission arm (12) is positioned at the stopper slot (32) of described latch bolt brace (3), the upper end of lower end and described double link (12) is rotationally connected, the lower end of described double link (12) is slidably matched with described side's tongue contiguous block (9) and contacts with control member.
2. one escape security protection lock body according to claim 1, it is characterized in that: described latch bolt back-moving spring (4) is set on the latch bolt spring retainer post (104) of described lower lock housing (102), one end of described latch bolt back-moving spring (4) contacts with described lock panel (101), the other end contacts with described latch bolt (2).
3. one escape security protection lock body according to claim 1, is characterized in that: described thumb wheel (5) is provided with the cylinder of square opening (51) for centre, and its two ends are provided with boss (52).
4. one escape security protection lock body according to claim 1, it is characterized in that: the pinch plate (53) of described thumb wheel (5) upper end contacts with the embedding portion of hook (32) of described latch bolt brace (3) tail end, one end of described thumb wheel brace (6) is positioned at the groove (54) of described pinch plate (53), the other end is positioned at the limiting section (71) of described thumb wheel back-moving spring (7), described thumb wheel back-moving spring (7) is set on the thumb wheel spring retainer post (105) of described lower lock housing (102), its one end contacts with described latch bolt limited post (103), the other end contacts with described thumb wheel brace (6).
5. one escape security protection lock body according to claim 1, it is characterized in that: described deadlock lever back-moving spring (11) is set on the deadlock lever spring retainer post (106) of described lower lock housing (102), one end of described deadlock lever back-moving spring (11) contacts with described deadlock lever (13), and the other end contacts with spring retainer post (107).
6. one escape security protection lock body according to claim 5, it is characterized in that: described side's tongue contiguous block (9) is provided with horizontal concrete chute (91), the locking limited post (107) of described lower lock housing (102) is positioned at described horizontal concrete chute (91), described deadlock lever (10) is provided with the first vertical chute (1001) and the second vertical chute (1002), described positioning guide column (14) is positioned at the described first vertical chute (1001), and described locking limited post (107) is positioned at the described second vertical chute (1002).
7. one escape security protection lock body according to claim 5, is characterized in that: described side's tongue (8), described side's tongue contiguous block (9) and described deadlock lever (10) are all through salt Bath Nitriding Treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420629026.8U CN204175053U (en) | 2014-10-28 | 2014-10-28 | A kind of escape security protection lock body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420629026.8U CN204175053U (en) | 2014-10-28 | 2014-10-28 | A kind of escape security protection lock body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204175053U true CN204175053U (en) | 2015-02-25 |
Family
ID=52563871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420629026.8U Expired - Lifetime CN204175053U (en) | 2014-10-28 | 2014-10-28 | A kind of escape security protection lock body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204175053U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863419A (en) * | 2015-05-18 | 2015-08-26 | 中山市爱而福德电子科技有限公司 | Electronic lock |
| CN105201284A (en) * | 2015-10-19 | 2015-12-30 | 吴江市莘塔前进五金厂 | Square-bolt safe-guard door lock |
-
2014
- 2014-10-28 CN CN201420629026.8U patent/CN204175053U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863419A (en) * | 2015-05-18 | 2015-08-26 | 中山市爱而福德电子科技有限公司 | Electronic lock |
| CN104863419B (en) * | 2015-05-18 | 2018-09-14 | 中山市爱而福德电子科技有限公司 | A kind of electric lock head |
| CN105201284A (en) * | 2015-10-19 | 2015-12-30 | 吴江市莘塔前进五金厂 | Square-bolt safe-guard door lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150225 |